acceleration
Pronunciation: [əkˌsɛləˈreɪʃən]
Word
Context: “physics”
(noun) the process of something speeding up or changing its speed over time. It's like when a car starts from a stop and goes faster and faster until it reaches a high speed.
Example
The car's acceleration helped it reach the highway speed limit quickly.
Example
The bike's acceleration was slow because it was too heavy to move quickly.
Example
How does the acceleration of the roller coaster affect its speed?
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